Molecular Basis of Bacterial Infections course, computer practical: Instructor Notes

Lock/unlock user accounts

Login to klif2.uu.nl

unlock with

sudo su
for i in {1..20}; do passwd -u mbbi$i; done

lock with

sudo su
for i in {1..20}; do passwd -l mbbi$i; done

Print cheatsheet and list with usernames, passwords

At https://aschuerch.github.io/MBBI_ComputerPracticum/files/cheatsheet.pdf

Update collaborative document

Before starting the practicum, remove previous content at https://pad.carpentries.org/MBBI_ComputerPracticum after line 36

Share screen with participants

Share instructor screen with shellshare https://shellshare.net/

wget -qO shellshare https://get.shellshare.net
python shellshare -r workshop

Whitelist users with too many login attempts

1. Find out about the IP address of the learners’ computer by asking them to go to https://www.whatsmyip.org/

2. Login to klif2.uu.nl

3. Allow incoming connections from 192.168.0.1 (replace by users IP address)

iptables -A INPUT -s 192.168.0.1 -j ACCEPT

1. Allow outgoing connections to 192.168.0.1

iptables -A OUTPUT -d 192.168.0.1 -j ACCEPT